| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 875.97 | USD | 20251127 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 918.35 | USD | 20251127 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 875.97 | USD | 20251127 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1059.64 | USD | 20251127 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 883.03 | USD | 20251127 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 988.99 | USD | 20251127 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1271.56 | USD | 20251127 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 875.97 | USD | 20251127 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 988.99 | USD | 20251127 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 875.97 | USD | 20251127 |